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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">zhps</journal-id><journal-title-group><journal-title xml:lang="ru">Журнал прикладной спектроскопии</journal-title><trans-title-group xml:lang="en"><trans-title>Zhurnal Prikladnoii Spektroskopii</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">0514-7506</issn><publisher><publisher-name>B. I. Stepanov Institute of Physics of the National Academy of Sciences</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">zhps-639</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>Статьи</subject></subj-group></article-categories><title-group><article-title>ИССЛЕДОВАНИЕ ОПТИЧЕСКИХ СПЕКТРОВ И ПАРАМЕТРОВ СПИНОВОГО ГАМИЛЬТОНИАНА ВАНАДИЛА В ФОСФАТНО-ЦИНКОВОМ СТЕКЛЕ</article-title><trans-title-group xml:lang="en"><trans-title>INVESTIGATION OF THE OPTICAL SPECTRA AND SPIN-HAMILTONIAN PARAMETERS FOR VANADYL IN ZINC PHOSPHATE GLASS</trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Feng</surname><given-names>C.-D.</given-names></name><name name-style="western" xml:lang="en"><surname>Feng</surname><given-names>C.-D.</given-names></name></name-alternatives><bio xml:lang="ru"/><bio xml:lang="en"/><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Huang</surname><given-names>H.-X.</given-names></name><name name-style="western" xml:lang="en"><surname>Huang</surname><given-names>H.-X.</given-names></name></name-alternatives><bio xml:lang="ru"/><bio xml:lang="en"/><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Xiao</surname><given-names>W.-B.</given-names></name><name name-style="western" xml:lang="en"><surname>Xiao</surname><given-names>W.-B.</given-names></name></name-alternatives><bio xml:lang="ru"/><bio xml:lang="en"/><xref ref-type="aff" rid="aff-1"/></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives><name name-style="eastern" xml:lang="ru"><surname>Zhang</surname><given-names>H.-M.</given-names></name><name name-style="western" xml:lang="en"><surname>Zhang</surname><given-names>H.-M.</given-names></name></name-alternatives><bio xml:lang="ru"/><bio xml:lang="en"/><email xlink:type="simple">huamingzhang66@gmail.com</email><xref ref-type="aff" rid="aff-1"/></contrib></contrib-group><aff-alternatives id="aff-1"><aff xml:lang="ru"><institution>Наньчанский университет Хангконг</institution></aff><aff xml:lang="en"><institution>Key Laboratory of Nondestructive Testing, Ministry of Education, Nanchang Hangkong University</institution></aff></aff-alternatives><pub-date pub-type="collection"><year>2020</year></pub-date><pub-date pub-type="epub"><day>30</day><month>06</month><year>2020</year></pub-date><volume>87</volume><issue>3</issue><fpage>413</fpage><lpage>417</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Feng C., Huang H., Xiao W., Zhang H., 2020</copyright-statement><copyright-year>2020</copyright-year><copyright-holder xml:lang="ru">Feng C., Huang H., Xiao W., Zhang H.</copyright-holder><copyright-holder xml:lang="en">Feng C., Huang H., Xiao W., Zhang H.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://zhps.ejournal.by/jour/article/view/639">https://zhps.ejournal.by/jour/article/view/639</self-uri><abstract><p>Исследованы спектры оптического поглощения и параметры спинового гамильтониана (g-факторы g||, g^ и константы сверхтонкой структуры A||, A^) ванадила в фосфатно-цинковом стекле с использованием формул возмущения высокого порядка для 3d1-иона в тетрагонально сжатых октаэдрах. В расчетах требуемые параметры кристаллического поля оцениваются по модели суперпозиции, оптические полосы поглощения и параметры спинового гамильтониана связаны с тетрагональным искажением, характеризуемым ΔR = R^ – R||, где R^ и R|| — длины связей, перпендикулярных и параллельных оси С4. На основании расчетов получено тетрагональное искажение ΔR (»1.795 Å), обсуждаются отрицательные знаки констант сверхтонкой структуры A||, A^.</p></abstract><trans-abstract xml:lang="en"><p>The optical absorption spectra and spin-Hamiltonian parameters (g factors g||, g^ , and hyperfine structure constants A||, A^) of vanadyl in zinc phosphate glass are investigated, using the high-order perturbation formulas for a 3d1 ion in tetragonally compressed octahedra. In the calculations, the required crystal-field parameters are estimated from the superposition model, and the optical absorption bands and spinHamiltonian parameters are linked with the tetragonal distortion (characterized by ΔR = R^ – R||, where R^ and R|| denote the bond lengths perpendicular and parallel to the C4 axis). Based on the calculations, the tetragonal distortion ΔR (»1.795 Å) was obtained, and negative signs of the hyperfine structure constants A|| and A^ are suggested.</p></trans-abstract><kwd-group xml:lang="ru"><kwd>оптические спектры</kwd><kwd>параметры спинового гамильтониана</kwd><kwd>локальная структура</kwd><kwd>фосфатно-цинковое стекло</kwd><kwd>ванадил</kwd></kwd-group><kwd-group xml:lang="en"><kwd>optical spectra</kwd><kwd>spin-Hamiltonian parameters</kwd><kwd>local structure</kwd><kwd>zinc phosphate glass</kwd><kwd>vanadyl</kwd></kwd-group><funding-group><funding-statement xml:lang="en">This work was financially supported by the Chinese Natural Science Foundation (No. 11764028) and the Foundation of Jiangxi Educational Committee (No. GJJ180524), the Teaching Research Project of Computational Physics in Universities (No. JZW-18-JW-01), the Aero-Science Foundation (No. 2017ZC56003), and the Jiangxi Provincial Key Laboratory of Image Processing and Pattern Recognition Open Fund (No. ET201908119).</funding-statement></funding-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">K. 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